Re: [PATCH] ACPI / blacklist: disable Win8 mode for ThinkPad X201 and Latitude E6230

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On Tue, Dec 10, 2013 at 11:05:21AM +0800, Aaron Lu wrote:
> On 12/10/2013 12:58 AM, Matthew Garrett wrote:
> > On Fri, Dec 06, 2013 at 01:24:02PM +0800, Aaron Lu wrote:
> >>  	/*
> >> +	 * The bluetooth functionality is unconditionally enabled
> >> +	 * after a S3 cycle on Thinkpad X201 under Win8 mode.
> >> +	 */
> > 
> > Can you describe this in a little more detail? Does the thinkpad-acpi 
> > rfkill code just not work?
> 
> Yes it works, the problem is, even the bluetooth is disabled before
> hibernate, it will be enabled after resume.

Ok. thinkpad_acpi should be ensuring that the state is the same before 
and after resume. I don't think it's worth working around this in the 
core.

> >> +	/*
> >> +	 * The hardware switch for enable/disable wifi on
> >> +	 * Dell Latitude E6230 is broken under Win8 mode.
> >> +	 */
> > 
> > Can you define "broken"? Do you see the same behaviour under Windows 8?
> 
> As Wouter has put in comment #12:
> "
> I also have trouble with this commit, it disables my hardware switch for
> enable/disable wifi. See [1] for full explanation.
> 
> When I add acpi_osi="!Windows 2012" it fixes my issue.
> "

I'd like to be able to dig into this rather than just going straight to 
blacklisting.

-- 
Matthew Garrett | mjg59@xxxxxxxxxxxxx
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